| ROCKLAND CO., LIMITED | Private company limited by shares | Live |
| ROCKLAND DEVELOPMENT LIMITED | Private company limited by shares | Live |
| ROCKLAND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ROCKLAND HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| ROCKLAND INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ROCKLAND INTERNATIONAL TRADE CO., LIMITED | | Live |
| Rockland International Pvt. Limited | Private company limited by shares | Live |
| ROCKLAND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ROCKLAND TRADE LIMITED | Private company limited by shares | Live |
| Rocklands Richfield (Hong Kong) Limited | Private company limited by shares | Live |
| ROCKLEO COMPANY LIMITED | Private company limited by shares | Live |
| ROCKLEY COMPANY LIMITED | Private company limited by shares | Live |
| ROCKLEY ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Rockley China (HK) Limited | Private company limited by shares | Live |
| Rockley Management (HK) Limited | Private company limited by shares | Live |
| ROCKLEY INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| ROCKLEY ENTERPRISES INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| Rockley Photonics Hong Kong Limited | Private company limited by shares | Live |
| ROCKLINE TRADING (HONG KONG) LIMITED | Private company limited by shares | Live |
| ROCKLIO LIMITED | Private company limited by shares | Live |
| ROCKMAN COMPANY, LIMITED | Private company limited by shares | Live |
| ROCKMAN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| ROCKMANGO GENERAL TRADING LIMITED | | Live |
| ROCKMANS TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Live |
| ROCKMATE LIMITED | Private company limited by shares | Dissolved |
| ROCKMEN LIMITED | Private company limited by shares | Live |
| ROCKMEN LIMITED | | Live |
| ROCKMINER LIMITED | Private company limited by shares | Live |
| ROCKMINER TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ROCKMONT LIMITED | Private company limited by shares | Dissolved |
| Rockmount Secretaries Limited | Private company limited by shares | Live |
| ROCKMUI LIMITED | Private company limited by shares | Live |
| Rock’n Design Limited | Private company limited by shares | Live |
| Rockniku Electronics Technology Co., Limited | Private company limited by shares | Live |
| ITALY ROCKNIO GROUP HOLDING LIMITED | Private company limited by shares | Live |
| ITALY ROCKNIO GROUP HOLDING LIMITED | | Live |
| Rocknow Internet Limited | Private company limited by shares | Live |
| ROCKO CO. LIMITED | Private company limited by shares | Dissolved |
| ROCKO LIMITED | Private company limited by shares | Dissolved |
| ROCKO POWER COMPANY LIMITED | | Live |
| Rockodiam Limited | Private company limited by shares | Live |
| ROCKON COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCK-ONE LIMITED | Private company limited by shares | Dissolved |
| ROCKOO TRADING LIMITED | Private company limited by shares | Live |
| ROCKPINE LIMITED | Private company limited by shares | Live |
| Rockpoint HK Limited | Private company limited by shares | Live |
| GOLD ROCKPOK LIMITED | Private company limited by shares | Live |
| ROCKPORT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKQ LIMITED | Private company limited by shares | Dissolved |
| ROCKREEF INVESTMENT LIMITED | Private company limited by shares | Live |
| HUBEI ROCKRICH TRADING CO., LIMITED | Private company limited by shares | Live |
| ROCKRICH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Rock&Roll Limited | Private company limited by shares | Dissolved |
| SUN TAK ROCKS LIMITED | Private company limited by shares | Dissolved |
| ROCKS G & B LIMITED | Private company limited by shares | Live |
| ROCKS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKS LIMITED | Private company limited by shares | Live |
| RAW ROCKS LIMITED | Private company limited by shares | Live |
| ON THE ROCKS LIMITED | Private company limited by shares | Live |
| ROCKSAN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ROCKSAN PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| ROCKSBERG COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSBERG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PA Rockscapes Limited | Private company limited by shares | Live |
| EVEREST ROCKSCAPES LIMITED | Private company limited by shares | Live |
| ROCKSCENE LIMITED | Private company limited by shares | Dissolved |
| ROCKSCHOOL HK LIMITED | Private company limited by shares | Live |
| ROCKSEN LIMITED | Private company limited by shares | Live |
| ROCKSEN INVESTMENTS LIMITED | Private company limited by shares | Live |
| RS Rock-Service China Limited | Private company limited by shares | Live |
| Rockset Group Limited | Private company limited by shares | Live |
| Rocksettle Limited | | Live |
| ROCKSHINE LIMITED | Private company limited by shares | Dissolved |
| ROCKSHING LIMITED | Private company limited by shares | Dissolved |
| Rockship Technology Co., Limited | Private company limited by shares | Live |
| ROCKSHOOTERS LIMITED | Private company limited by shares | Live |
| ROCKSLEY LIMITED | Private company limited by shares | Dissolved |
| ROCKSLICK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ROCKSLINK COMPANY LIMITED | Private company limited by shares | Dissolved |
| RockSolid Construction Limited | Private company limited by shares | Dissolved |
| Rock-Solid Engineering Construction Company Limited | Private company limited by shares | Live |
| Rocksolid Global Limited | Private company limited by shares | Live |
| Hong Kong Rocksolid Pty Limited | Private company limited by shares | Live |
| ROCKSOLID SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSOLID TRADING LIMITED | Private company limited by shares | Live |
| Rocksolutions Limited | Private company limited by shares | Live |
| ROCKSON LIMITED | Private company limited by shares | Dissolved |
| ROCKSON LIMITED | Private company limited by shares | Dissolved |
| ROCKSON LIMITED | Private company limited by shares | Live |
| ROCKSON (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKSON ENTERPRISE LIMITED | Private company limited by shares | Live |
| ROCKSON INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| ROCKSON INVESTMENT LIMITED | Private company limited by shares | Live |
| ROCKSON PIANO (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSON ORGAN COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSON PIANO COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO COMPANY (YUEN LONG) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (MONGKOK) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (WANCHAI) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (WESTERN) LIMITED | Private company limited by shares | Dissolved |